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Class Information
Number: 347/236
Name: Incremental printing of symbolic information > Light or beam marking apparatus or processes > Scan of light > Plural beam scan > Feed back of light for intensity control
Description: Subject matter having a photo detector for detecting quantity of light of at least one writing beam emitted from a light source to control intensity of the light source.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7626605 |
Apparatus for and method of forming image using oscillation mirror |
Dec. 1, 2009 |
| 7619791 |
Image forming method and image forming device |
Nov. 17, 2009 |
| 7616225 |
Exposure system and production method for exposure system |
Nov. 10, 2009 |
| 7595812 |
Image forming apparatus, printer apparatus, facsimile apparatus, and copying machine |
Sep. 29, 2009 |
| 7580053 |
Laser control circuit and image forming apparatus |
Aug. 25, 2009 |
| 7561176 |
Laser power compensation in a scanning electrophotographic device |
Jul. 14, 2009 |
| 7561318 |
Optical scanning apparatus and image forming apparatus |
Jul. 14, 2009 |
| 7532228 |
Method for setting laser power in optical disc drive |
May. 12, 2009 |
| 7518626 |
Light beam synchronization detector and printer |
Apr. 14, 2009 |
| 7515166 |
Line head and image forming apparatus using the same |
Apr. 7, 2009 |
| 7504616 |
Exposure device and image forming apparatus using the same |
Mar. 17, 2009 |
| 7480074 |
Image forming method and apparatus and optical head |
Jan. 20, 2009 |
| 7471420 |
Method of uniformity correction in an electrostatographic printer by using a second actuator |
Dec. 30, 2008 |
| 7466333 |
Optical scanning apparatus and image-forming apparatus using the same |
Dec. 16, 2008 |
| 7460141 |
Apparatus for imaging on a recording medium |
Dec. 2, 2008 |
| 7453484 |
Image forming apparatus |
Nov. 18, 2008 |
| 7446793 |
Image forming apparatus |
Nov. 4, 2008 |
| 7432944 |
Illumination utilizing a plurality of light sources |
Oct. 7, 2008 |
| 7417659 |
Exposure device, LED print head, and image forming apparatus having the exposure device and the LED print head |
Aug. 26, 2008 |
| 7408567 |
Light beam scanning apparatus and image forming apparatus |
Aug. 5, 2008 |
| 7405384 |
Method and apparatus for intensity control of multiple light sources using source timing |
Jul. 29, 2008 |
| 7403214 |
Systems and methods for adjusting the dynamic range of a scanning laser beam |
Jul. 22, 2008 |
| 7375740 |
Method and apparatus for adjusting printbar uniformity |
May. 20, 2008 |
| 7349003 |
Method for determining a correction value for light-emitting parts in exposure apparatus |
Mar. 25, 2008 |
| 7294824 |
Light beam scanning device, image forming apparatus, and light beam scanning method |
Nov. 13, 2007 |
| 7253828 |
Exposure-energy-density and dynamic effect based uniformity correction for LED printheads |
Aug. 7, 2007 |
| 7242419 |
Light quantity adjustment device and method and exposure apparatus |
Jul. 10, 2007 |
| 7239336 |
Image exposing apparatus having a beam scanner |
Jul. 3, 2007 |
| 7222932 |
Printer |
May. 29, 2007 |
| 7221464 |
Image recording apparatus and test pattern for evaluating recorded image |
May. 22, 2007 |
| 7206013 |
Image recording apparatus, image forming method, and image forming apparatus |
Apr. 17, 2007 |
| 7193642 |
Image quality detecting apparatus, image forming apparatus and method, and image quality controlling apparatus and method |
Mar. 20, 2007 |
| 7170536 |
Light beam scanning apparatus and image forming apparatus |
Jan. 30, 2007 |
| 7154517 |
Image forming apparatus |
Dec. 26, 2006 |
| 7154524 |
Exposure apparatus including a controller configured to read electrical signals from an array of photoelectric converters |
Dec. 26, 2006 |
| 7145588 |
Scanning optical printhead having exposure correction |
Dec. 5, 2006 |
| 7139012 |
Image forming device having multiple laser beam sources |
Nov. 21, 2006 |
| 7119825 |
Parallel beam to beam power correction |
Oct. 10, 2006 |
| 7095430 |
Image exposing apparatus and image exposing method |
Aug. 22, 2006 |
| 7053920 |
Feedback control apparatus and method for an emissive printhead |
May. 30, 2006 |
| 7053919 |
Optical disk apparatus of variable recording velocity with optimum power control |
May. 30, 2006 |
| 7042482 |
Image processing apparatus, image processing method, and program |
May. 9, 2006 |
| 7030899 |
Image-forming apparatus having function of preventing unevenness of image formed on recording medium |
Apr. 18, 2006 |
| 7027079 |
Exposure apparatus including a read circuit for reading electrical signals from a plurality of photoelectric converters |
Apr. 11, 2006 |
| 7027078 |
Method, control circuit, computer program product and printing device for an electrophotographic process with temperature-compensated discharge depth regulation |
Apr. 11, 2006 |
| 7023462 |
Multibeam exposure device |
Apr. 4, 2006 |
| 7012246 |
Multiple light beam imaging apparatus |
Mar. 14, 2006 |
| 6989849 |
Exposure head and image forming apparatus using the same |
Jan. 24, 2006 |
| 6975338 |
Image quality detecting apparatus, image forming apparatus and method, and image quality controlling apparatus and method |
Dec. 13, 2005 |
| 6958471 |
Method and apparatus for forming image |
Oct. 25, 2005 |
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